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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.ambari.server.orm.entities;
import java.util.HashSet;
import java.util.Set;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinColumns;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.TableGenerator;
/**
* Represents an admin principal.
*/
@Table(name = "adminprincipal")
@Entity
@TableGenerator(name = "principal_id_generator",
table = "ambari_sequences", pkColumnName = "sequence_name", valueColumnName = "sequence_value"
, pkColumnValue = "principal_id_seq"
, initialValue = 100
, allocationSize = 500
)
@NamedQueries({
@NamedQuery(name = "principalByPrivilegeId", query = "SELECT principal FROM PrincipalEntity principal JOIN principal.privileges privilege WHERE privilege.permission.id=:permission_id"),
@NamedQuery(name = "principalByPrincipalType", query = "SELECT principal FROM PrincipalEntity principal WHERE principal.principalType.name = :principal_type")
})
public class PrincipalEntity {
/**
* The type id.
*/
@Id
@Column(name = "principal_id")
@GeneratedValue(strategy = GenerationType.TABLE, generator = "principal_id_generator")
private Long id;
@ManyToOne
@JoinColumns({
@JoinColumn(name = "principal_type_id", referencedColumnName = "principal_type_id", nullable = false)
})
private PrincipalTypeEntity principalType;
@OneToMany(mappedBy = "principal")
private Set<PrivilegeEntity> privileges = new HashSet<>();
// ----- PrincipalEntity ---------------------------------------------------
/**
* Get the principal type id.
*
* @return the principal type id.
*/
public Long getId() {
return id;
}
/**
* Set the principal id.
*
* @param id the type id.
*/
public void setId(Long id) {
this.id = id;
}
/**
* Get the principal type entity.
*
* @return the principal type entity
*/
public PrincipalTypeEntity getPrincipalType() {
return principalType;
}
/**
* Set the principal type entity.
*
* @param principalType the principal type entity
*/
public void setPrincipalType(PrincipalTypeEntity principalType) {
this.principalType = principalType;
}
/**
* Get the principal privileges.
*
* @return the principal privileges
*/
public Set<PrivilegeEntity> getPrivileges() {
return privileges;
}
/**
* Set the principal privileges.
*
* @param privileges the principal privileges
*/
public void setPrivileges(Set<PrivilegeEntity> privileges) {
this.privileges = privileges;
}
/**
* Remove a privilege.
*
* @param privilege the privilege entity
*/
public void removePrivilege(PrivilegeEntity privilege) {
privileges.remove(privilege);
}
// ----- Object overrides --------------------------------------------------
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
PrincipalEntity that = (PrincipalEntity) o;
return id.equals(that.id) && !(principalType != null ?
!principalType.equals(that.principalType) : that.principalType != null);
}
@Override
public int hashCode() {
int result = id.hashCode();
result = 31 * result + (principalType != null ? principalType.hashCode() : 0);
return result;
}
}